• 
  Amanda Holden
• 
  Leigh Francis

   Keith Lemon (unknown episodes)
• 
  Adam Booth

   Bib Fortuna / ... (2 episodes, 2017)
• 
  Paddy McGuinness

   Himself / ... (3 episodes, 2017)
• 
  Sarah Parish

  Charlie
• 
  Swaylee Loughnane

  Commentator
• 
  Emily Atack

  Slimer
• 
  Arthur Bostrom

  Disney Dwarf

• 
  Bob Carolgees

  Self
• 
  Les Dennis

  Disney Dwarf
• 
  Paul Denson

  Mr. Blobby
• 
  Su Pollard

  Disney Dwarf
• 
  Tony James

  Blobbie Williams
• 
  John Thomson

  Ran Peltzer
• 
  Chris Kamara

  Ray Parker, Jr.

• 
  Kara Tointon

  Kate Beringer
• 
  Will Mellor

  Dr. Egon Spengler Replacement 2
• 
  Zach Galligan

  Self
• 
  Robbie Williams

  Dr. Egon Spengler
• 
  George Potts

  Max Kellerman